In order to restore your computer to factory settings you need to know what brand your computer is and what current operating system you are using!
Hopefully the computer that you're trying to restore happens to be Vista or Newer from the manufacturer not from the one that you have manually formatted/installed from CD/DVD.
Because in earlier versions not all computers had hidden recovery partitions(drives).
You can use this steps to do it yourself instead of paying someone the big bucks to do it for you!
Below is the list of Computer Brands and each one uses different keys for factory restore. This keys are normally applied the moment you turn the computer ON long before you log on to Microsoft Windows!
The moment you start hearing loud beeping noise you can release the buttons
- Toshiba - Press and hold 0 or F12
- HP - Press and hold F11
- Compaq - Press and hold F11
- Acer - Press and hold ALT + F10
- Asus - Press and hold ALT + F10
- Sony - Press and hold ALT + F10
- MSi - Press and hold F3